1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __IIO_DAC_AD5421_H__
3 #define __IIO_DAC_AD5421_H__
4
5 /**
6 * enum ad5421_current_range - Current range the AD5421 is configured for.
7 * @AD5421_CURRENT_RANGE_4mA_20mA: 4 mA to 20 mA (RANGE1,0 pins = 00)
8 * @AD5421_CURRENT_RANGE_3mA8_21mA: 3.8 mA to 21 mA (RANGE1,0 pins = x1)
9 * @AD5421_CURRENT_RANGE_3mA2_24mA: 3.2 mA to 24 mA (RANGE1,0 pins = 10)
10 */
11
12 enum ad5421_current_range {
13 AD5421_CURRENT_RANGE_4mA_20mA,
14 AD5421_CURRENT_RANGE_3mA8_21mA,
15 AD5421_CURRENT_RANGE_3mA2_24mA,
16 };
17
18 /**
19 * struct ad5421_platform_data - AD5421 DAC driver platform data
20 * @external_vref: whether an external reference voltage is used or not
21 * @current_range: Current range the AD5421 is configured for
22 */
23
24 struct ad5421_platform_data {
25 bool external_vref;
26 enum ad5421_current_range current_range;
27 };
28
29 #endif